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chatmail-core/mmime/src/mailmime/disposition.rs
dignifiedquire 452bce07e1 refactor(mmime): split up into modules
2019-09-26 12:36:23 +02:00

584 lines
22 KiB
Rust
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use libc::{self, toupper};
use crate::clist::*;
use crate::mailimf::*;
use crate::mailmime::types::*;
use crate::mailmime::*;
use crate::other::*;
pub const MAILMIME_DISPOSITION_TYPE_EXTENSION: libc::c_uint = 3;
pub const MAILMIME_DISPOSITION_TYPE_ATTACHMENT: libc::c_uint = 2;
pub const MAILMIME_DISPOSITION_TYPE_INLINE: libc::c_uint = 1;
pub const MAILMIME_DISPOSITION_TYPE_ERROR: libc::c_uint = 0;
pub unsafe fn mailmime_disposition_parse(
mut message: *const libc::c_char,
mut length: size_t,
mut indx: *mut size_t,
mut result: *mut *mut mailmime_disposition,
) -> libc::c_int {
let mut current_block: u64;
let mut final_token: size_t = 0;
let mut cur_token: size_t = 0;
let mut dsp_type: *mut mailmime_disposition_type = 0 as *mut mailmime_disposition_type;
let mut list: *mut clist = 0 as *mut clist;
let mut dsp: *mut mailmime_disposition = 0 as *mut mailmime_disposition;
let mut r: libc::c_int = 0;
let mut res: libc::c_int = 0;
cur_token = *indx;
r = mailmime_disposition_type_parse(message, length, &mut cur_token, &mut dsp_type);
if r != MAILIMF_NO_ERROR as libc::c_int {
res = r
} else {
list = clist_new();
if list.is_null() {
res = MAILIMF_ERROR_MEMORY as libc::c_int
} else {
loop {
let mut param: *mut mailmime_disposition_parm = 0 as *mut mailmime_disposition_parm;
final_token = cur_token;
r = mailimf_unstrict_char_parse(
message,
length,
&mut cur_token,
';' as i32 as libc::c_char,
);
if r == MAILIMF_NO_ERROR as libc::c_int {
param = 0 as *mut mailmime_disposition_parm;
r = mailmime_disposition_parm_parse(
message,
length,
&mut cur_token,
&mut param,
);
if r == MAILIMF_NO_ERROR as libc::c_int {
r = clist_insert_after(list, (*list).last, param as *mut libc::c_void);
if !(r < 0i32) {
continue;
}
res = MAILIMF_ERROR_MEMORY as libc::c_int;
current_block = 18290070879695007868;
break;
} else if r == MAILIMF_ERROR_PARSE as libc::c_int {
cur_token = final_token;
current_block = 652864300344834934;
break;
} else {
res = r;
current_block = 18290070879695007868;
break;
}
} else {
/* do nothing */
if r == MAILIMF_ERROR_PARSE as libc::c_int {
current_block = 652864300344834934;
break;
}
res = r;
current_block = 18290070879695007868;
break;
}
}
match current_block {
652864300344834934 => {
dsp = mailmime_disposition_new(dsp_type, list);
if dsp.is_null() {
res = MAILIMF_ERROR_MEMORY as libc::c_int
} else {
*result = dsp;
*indx = cur_token;
return MAILIMF_NO_ERROR as libc::c_int;
}
}
_ => {}
}
clist_foreach(
list,
::std::mem::transmute::<
Option<unsafe fn(_: *mut mailmime_disposition_parm) -> ()>,
clist_func,
>(Some(mailmime_disposition_parm_free)),
0 as *mut libc::c_void,
);
clist_free(list);
}
mailmime_disposition_type_free(dsp_type);
}
return res;
}
/*
* libEtPan! -- a mail stuff library
*
* Copyright (C) 2001, 2005 - DINH Viet Hoa
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the libEtPan! project nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/*
* $Id: mailmime_disposition.c,v 1.17 2011/05/03 16:30:22 hoa Exp $
*/
unsafe fn mailmime_disposition_parm_parse(
mut message: *const libc::c_char,
mut length: size_t,
mut indx: *mut size_t,
mut result: *mut *mut mailmime_disposition_parm,
) -> libc::c_int {
let mut current_block: u64;
let mut filename: *mut libc::c_char = 0 as *mut libc::c_char;
let mut creation_date: *mut libc::c_char = 0 as *mut libc::c_char;
let mut modification_date: *mut libc::c_char = 0 as *mut libc::c_char;
let mut read_date: *mut libc::c_char = 0 as *mut libc::c_char;
let mut size: size_t = 0;
let mut parameter: *mut mailmime_parameter = 0 as *mut mailmime_parameter;
let mut cur_token: size_t = 0;
let mut dsp_parm: *mut mailmime_disposition_parm = 0 as *mut mailmime_disposition_parm;
let mut type_0: libc::c_int = 0;
let mut guessed_type: libc::c_int = 0;
let mut r: libc::c_int = 0;
let mut res: libc::c_int = 0;
cur_token = *indx;
filename = 0 as *mut libc::c_char;
creation_date = 0 as *mut libc::c_char;
modification_date = 0 as *mut libc::c_char;
read_date = 0 as *mut libc::c_char;
size = 0i32 as size_t;
parameter = 0 as *mut mailmime_parameter;
r = mailimf_cfws_parse(message, length, &mut cur_token);
if r != MAILIMF_NO_ERROR as libc::c_int && r != MAILIMF_ERROR_PARSE as libc::c_int {
res = r
} else {
guessed_type = mailmime_disposition_guess_type(message, length, cur_token);
type_0 = MAILMIME_DISPOSITION_PARM_PARAMETER as libc::c_int;
match guessed_type {
0 => {
r = mailmime_filename_parm_parse(message, length, &mut cur_token, &mut filename);
if r == MAILIMF_NO_ERROR as libc::c_int {
type_0 = guessed_type;
current_block = 13826291924415791078;
} else if r == MAILIMF_ERROR_PARSE as libc::c_int {
current_block = 13826291924415791078;
} else {
/* do nothing */
res = r;
current_block = 9120900589700563584;
}
}
1 => {
r = mailmime_creation_date_parm_parse(
message,
length,
&mut cur_token,
&mut creation_date,
);
if r == MAILIMF_NO_ERROR as libc::c_int {
type_0 = guessed_type;
current_block = 13826291924415791078;
} else if r == MAILIMF_ERROR_PARSE as libc::c_int {
current_block = 13826291924415791078;
} else {
/* do nothing */
res = r;
current_block = 9120900589700563584;
}
}
2 => {
r = mailmime_modification_date_parm_parse(
message,
length,
&mut cur_token,
&mut modification_date,
);
if r == MAILIMF_NO_ERROR as libc::c_int {
type_0 = guessed_type;
current_block = 13826291924415791078;
} else if r == MAILIMF_ERROR_PARSE as libc::c_int {
current_block = 13826291924415791078;
} else {
/* do nothing */
res = r;
current_block = 9120900589700563584;
}
}
3 => {
r = mailmime_read_date_parm_parse(message, length, &mut cur_token, &mut read_date);
if r == MAILIMF_NO_ERROR as libc::c_int {
type_0 = guessed_type;
current_block = 13826291924415791078;
} else if r == MAILIMF_ERROR_PARSE as libc::c_int {
current_block = 13826291924415791078;
} else {
/* do nothing */
res = r;
current_block = 9120900589700563584;
}
}
4 => {
r = mailmime_size_parm_parse(message, length, &mut cur_token, &mut size);
if r == MAILIMF_NO_ERROR as libc::c_int {
type_0 = guessed_type;
current_block = 13826291924415791078;
} else if r == MAILIMF_ERROR_PARSE as libc::c_int {
current_block = 13826291924415791078;
} else {
/* do nothing */
res = r;
current_block = 9120900589700563584;
}
}
_ => {
current_block = 13826291924415791078;
}
}
match current_block {
9120900589700563584 => {}
_ => {
if type_0 == MAILMIME_DISPOSITION_PARM_PARAMETER as libc::c_int {
r = mailmime_parameter_parse(message, length, &mut cur_token, &mut parameter);
if r != MAILIMF_NO_ERROR as libc::c_int {
type_0 = guessed_type;
res = r;
current_block = 9120900589700563584;
} else {
current_block = 6721012065216013753;
}
} else {
current_block = 6721012065216013753;
}
match current_block {
9120900589700563584 => {}
_ => {
dsp_parm = mailmime_disposition_parm_new(
type_0,
filename,
creation_date,
modification_date,
read_date,
size,
parameter,
);
if dsp_parm.is_null() {
res = MAILIMF_ERROR_MEMORY as libc::c_int;
if !filename.is_null() {
mailmime_filename_parm_free(filename);
}
if !creation_date.is_null() {
mailmime_creation_date_parm_free(creation_date);
}
if !modification_date.is_null() {
mailmime_modification_date_parm_free(modification_date);
}
if !read_date.is_null() {
mailmime_read_date_parm_free(read_date);
}
if !parameter.is_null() {
mailmime_parameter_free(parameter);
}
} else {
*result = dsp_parm;
*indx = cur_token;
return MAILIMF_NO_ERROR as libc::c_int;
}
}
}
}
}
}
return res;
}
unsafe fn mailmime_size_parm_parse(
mut message: *const libc::c_char,
mut length: size_t,
mut indx: *mut size_t,
mut result: *mut size_t,
) -> libc::c_int {
let mut value: uint32_t = 0;
let mut cur_token: size_t = 0;
let mut r: libc::c_int = 0;
cur_token = *indx;
r = mailimf_token_case_insensitive_len_parse(
message,
length,
&mut cur_token,
b"size\x00" as *const u8 as *const libc::c_char as *mut libc::c_char,
strlen(b"size\x00" as *const u8 as *const libc::c_char),
);
if r != MAILIMF_NO_ERROR as libc::c_int {
return r;
}
r = mailimf_unstrict_char_parse(message, length, &mut cur_token, '=' as i32 as libc::c_char);
if r != MAILIMF_NO_ERROR as libc::c_int {
return r;
}
r = mailimf_cfws_parse(message, length, &mut cur_token);
if r != MAILIMF_NO_ERROR as libc::c_int && r != MAILIMF_ERROR_PARSE as libc::c_int {
return r;
}
r = mailimf_number_parse(message, length, &mut cur_token, &mut value);
if r != MAILIMF_NO_ERROR as libc::c_int {
return r;
}
*indx = cur_token;
*result = value as size_t;
return MAILIMF_NO_ERROR as libc::c_int;
}
unsafe fn mailmime_read_date_parm_parse(
mut message: *const libc::c_char,
mut length: size_t,
mut indx: *mut size_t,
mut result: *mut *mut libc::c_char,
) -> libc::c_int {
let mut value: *mut libc::c_char = 0 as *mut libc::c_char;
let mut cur_token: size_t = 0;
let mut r: libc::c_int = 0;
cur_token = *indx;
r = mailimf_token_case_insensitive_len_parse(
message,
length,
&mut cur_token,
b"read-date\x00" as *const u8 as *const libc::c_char as *mut libc::c_char,
strlen(b"read-date\x00" as *const u8 as *const libc::c_char),
);
if r != MAILIMF_NO_ERROR as libc::c_int {
return r;
}
r = mailimf_unstrict_char_parse(message, length, &mut cur_token, '=' as i32 as libc::c_char);
if r != MAILIMF_NO_ERROR as libc::c_int {
return r;
}
r = mailimf_cfws_parse(message, length, &mut cur_token);
if r != MAILIMF_NO_ERROR as libc::c_int && r != MAILIMF_ERROR_PARSE as libc::c_int {
return r;
}
r = mailmime_quoted_date_time_parse(message, length, &mut cur_token, &mut value);
if r != MAILIMF_NO_ERROR as libc::c_int {
return r;
}
*indx = cur_token;
*result = value;
return MAILIMF_NO_ERROR as libc::c_int;
}
unsafe fn mailmime_quoted_date_time_parse(
mut message: *const libc::c_char,
mut length: size_t,
mut indx: *mut size_t,
mut result: *mut *mut libc::c_char,
) -> libc::c_int {
return mailimf_quoted_string_parse(message, length, indx, result);
}
unsafe fn mailmime_modification_date_parm_parse(
mut message: *const libc::c_char,
mut length: size_t,
mut indx: *mut size_t,
mut result: *mut *mut libc::c_char,
) -> libc::c_int {
let mut value: *mut libc::c_char = 0 as *mut libc::c_char;
let mut cur_token: size_t = 0;
let mut r: libc::c_int = 0;
cur_token = *indx;
r = mailimf_token_case_insensitive_len_parse(
message,
length,
&mut cur_token,
b"modification-date\x00" as *const u8 as *const libc::c_char as *mut libc::c_char,
strlen(b"modification-date\x00" as *const u8 as *const libc::c_char),
);
if r != MAILIMF_NO_ERROR as libc::c_int {
return r;
}
r = mailimf_unstrict_char_parse(message, length, &mut cur_token, '=' as i32 as libc::c_char);
if r != MAILIMF_NO_ERROR as libc::c_int {
return r;
}
r = mailimf_cfws_parse(message, length, &mut cur_token);
if r != MAILIMF_NO_ERROR as libc::c_int && r != MAILIMF_ERROR_PARSE as libc::c_int {
return r;
}
r = mailmime_quoted_date_time_parse(message, length, &mut cur_token, &mut value);
if r != MAILIMF_NO_ERROR as libc::c_int {
return r;
}
*indx = cur_token;
*result = value;
return MAILIMF_NO_ERROR as libc::c_int;
}
unsafe fn mailmime_creation_date_parm_parse(
mut message: *const libc::c_char,
mut length: size_t,
mut indx: *mut size_t,
mut result: *mut *mut libc::c_char,
) -> libc::c_int {
let mut value: *mut libc::c_char = 0 as *mut libc::c_char;
let mut r: libc::c_int = 0;
let mut cur_token: size_t = 0;
cur_token = *indx;
r = mailimf_token_case_insensitive_len_parse(
message,
length,
&mut cur_token,
b"creation-date\x00" as *const u8 as *const libc::c_char as *mut libc::c_char,
strlen(b"creation-date\x00" as *const u8 as *const libc::c_char),
);
if r != MAILIMF_NO_ERROR as libc::c_int {
return r;
}
r = mailimf_unstrict_char_parse(message, length, &mut cur_token, '=' as i32 as libc::c_char);
if r != MAILIMF_NO_ERROR as libc::c_int {
return r;
}
r = mailimf_cfws_parse(message, length, &mut cur_token);
if r != MAILIMF_NO_ERROR as libc::c_int && r != MAILIMF_ERROR_PARSE as libc::c_int {
return r;
}
r = mailmime_quoted_date_time_parse(message, length, &mut cur_token, &mut value);
if r != MAILIMF_NO_ERROR as libc::c_int {
return r;
}
*indx = cur_token;
*result = value;
return MAILIMF_NO_ERROR as libc::c_int;
}
unsafe fn mailmime_filename_parm_parse(
mut message: *const libc::c_char,
mut length: size_t,
mut indx: *mut size_t,
mut result: *mut *mut libc::c_char,
) -> libc::c_int {
let mut value: *mut libc::c_char = 0 as *mut libc::c_char;
let mut r: libc::c_int = 0;
let mut cur_token: size_t = 0;
cur_token = *indx;
r = mailimf_token_case_insensitive_len_parse(
message,
length,
&mut cur_token,
b"filename\x00" as *const u8 as *const libc::c_char as *mut libc::c_char,
strlen(b"filename\x00" as *const u8 as *const libc::c_char),
);
if r != MAILIMF_NO_ERROR as libc::c_int {
return r;
}
r = mailimf_unstrict_char_parse(message, length, &mut cur_token, '=' as i32 as libc::c_char);
if r != MAILIMF_NO_ERROR as libc::c_int {
return r;
}
r = mailimf_cfws_parse(message, length, &mut cur_token);
if r != MAILIMF_NO_ERROR as libc::c_int && r != MAILIMF_ERROR_PARSE as libc::c_int {
return r;
}
r = mailmime_value_parse(message, length, &mut cur_token, &mut value);
if r != MAILIMF_NO_ERROR as libc::c_int {
return r;
}
*indx = cur_token;
*result = value;
return MAILIMF_NO_ERROR as libc::c_int;
}
pub unsafe fn mailmime_disposition_guess_type(
mut message: *const libc::c_char,
mut length: size_t,
mut indx: size_t,
) -> libc::c_int {
if indx >= length {
return MAILMIME_DISPOSITION_PARM_PARAMETER as libc::c_int;
}
match toupper(*message.offset(indx as isize) as libc::c_uchar as libc::c_int) as libc::c_char
as libc::c_int
{
70 => return MAILMIME_DISPOSITION_PARM_FILENAME as libc::c_int,
67 => return MAILMIME_DISPOSITION_PARM_CREATION_DATE as libc::c_int,
77 => return MAILMIME_DISPOSITION_PARM_MODIFICATION_DATE as libc::c_int,
82 => return MAILMIME_DISPOSITION_PARM_READ_DATE as libc::c_int,
83 => return MAILMIME_DISPOSITION_PARM_SIZE as libc::c_int,
_ => return MAILMIME_DISPOSITION_PARM_PARAMETER as libc::c_int,
};
}
pub unsafe fn mailmime_disposition_type_parse(
mut message: *const libc::c_char,
mut length: size_t,
mut indx: *mut size_t,
mut result: *mut *mut mailmime_disposition_type,
) -> libc::c_int {
let mut cur_token: size_t = 0;
let mut type_0: libc::c_int = 0;
let mut extension: *mut libc::c_char = 0 as *mut libc::c_char;
let mut dsp_type: *mut mailmime_disposition_type = 0 as *mut mailmime_disposition_type;
let mut r: libc::c_int = 0;
let mut res: libc::c_int = 0;
cur_token = *indx;
r = mailimf_cfws_parse(message, length, &mut cur_token);
if r != MAILIMF_NO_ERROR as libc::c_int && r != MAILIMF_ERROR_PARSE as libc::c_int {
res = r
} else {
type_0 = MAILMIME_DISPOSITION_TYPE_ERROR as libc::c_int;
extension = 0 as *mut libc::c_char;
r = mailimf_token_case_insensitive_len_parse(
message,
length,
&mut cur_token,
b"inline\x00" as *const u8 as *const libc::c_char as *mut libc::c_char,
strlen(b"inline\x00" as *const u8 as *const libc::c_char),
);
if r == MAILIMF_NO_ERROR as libc::c_int {
type_0 = MAILMIME_DISPOSITION_TYPE_INLINE as libc::c_int
}
if r == MAILIMF_ERROR_PARSE as libc::c_int {
r = mailimf_token_case_insensitive_len_parse(
message,
length,
&mut cur_token,
b"attachment\x00" as *const u8 as *const libc::c_char as *mut libc::c_char,
strlen(b"attachment\x00" as *const u8 as *const libc::c_char),
);
if r == MAILIMF_NO_ERROR as libc::c_int {
type_0 = MAILMIME_DISPOSITION_TYPE_ATTACHMENT as libc::c_int
}
}
if r == MAILIMF_ERROR_PARSE as libc::c_int {
r = mailmime_extension_token_parse(message, length, &mut cur_token, &mut extension);
if r == MAILIMF_NO_ERROR as libc::c_int {
type_0 = MAILMIME_DISPOSITION_TYPE_EXTENSION as libc::c_int
}
}
if r != MAILIMF_NO_ERROR as libc::c_int {
res = r
} else {
dsp_type = mailmime_disposition_type_new(type_0, extension);
if dsp_type.is_null() {
res = MAILIMF_ERROR_MEMORY as libc::c_int;
if !extension.is_null() {
free(extension as *mut libc::c_void);
}
} else {
*result = dsp_type;
*indx = cur_token;
return MAILIMF_NO_ERROR as libc::c_int;
}
}
}
return res;
}
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